Injury and Damage  - 
 Injury is a physiological disruption, and 
 damage is an economic disruption.  Injury harms the tree.  
 Damage lowers the quality of the wood.  E.g., a tree may have vascular wilt and 
 die, but no damage to the wood.  When a insect like a cambium miner may do 
 little harm to the tree yet do great damage to the wood for product.  Cambium 
 miner tracks in paper birch cause very little injury to the tree but a great 
 amount of damage to the veneer. 
 Some diseases cause 
 serious injury to trees, but the trunks can be salvaged for high quality 
 products, and little damage results.  
    In other words. 
 Damage is an economic disruption, it 
 hurts the pocket book, you money, your economic flow.  Injury is a 
 physiological disruption, you say it hurts the body.  So remember, don’t get 
 those words confused.  To use damage with the word CODIT is incorrect.  That’s 
 not the correct word.  Because CODIT, it could be deterioration, it could be 
 decomposition, it could be discoloration, it could be decay, it could be 
 damage, it could be disruption, it could be a whole long line.  Have you ever 
 noticed how all of these words start with a D?  Its not only damage, but damage 
 means money, it means economics, it means something is hurt -  your economics.  
 You can have very little damage and very high injury.  The opposite can 
 happen.  Very little injury and very high damage.  Think of the veneer mill.  
 When they make rotary veneer out of birch.  When the birch had large amounts of 
 cambium miner they would say they cannot use the wood for their end product 
 which was to imprint with another kind of grain.  Because of the cambium miner 
 you could not imprint over the cambium miner.  So the cambial miner injured the 
 tree in a very miner way yet cost a great amount of damage.  Other kinds of 
 damage could be slight or very heavy.  So damage think of money.  Injury think 
 of ouch.  Think, above all things, think about it.  So don’t use these words 
 unless you really know what they mean.
Remember! There are many benefits of CWD for a forest.
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